Tag holder



FIG. 1 is a perspective view of a tag holder showing my new design;

FIG. 2 is an enlarged top view of the tag holder;

FIG. 3 is a bottom view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a back view thereof. 

The ornamental design for a tag holder, as shown and described. 